How far is Seattle, WA, from Blountville, TN?
The distance between Blountville (Blountville Tri-Cities Regional Airport) and Seattle (Seattle–Tacoma International Airport) is 2162 miles / 3480 kilometers / 1879 nautical miles.
The driving distance from Blountville (TRI) to Seattle (SEA) is 2643 miles / 4254 kilometers, and travel time by car is about 47 hours 21 minutes.
Blountville Tri-Cities Regional Airport – Seattle–Tacoma International Airport
Search flights
Distance from Blountville to Seattle
There are several ways to calculate the distance from Blountville to Seattle. Here are two standard methods:
Vincenty's formula (applied above)- 2162.427 miles
- 3480.090 kilometers
- 1879.098 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.
Haversine formula- 2157.780 miles
- 3472.610 kilometers
- 1875.060 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).
How long does it take to fly from Blountville to Seattle?
The estimated flight time from Blountville Tri-Cities Regional Airport to Seattle–Tacoma International Airport is 4 hours and 35 minutes.
What is the time difference between Blountville and Seattle?
Flight carbon footprint between Blountville Tri-Cities Regional Airport (TRI) and Seattle–Tacoma International Airport (SEA)
On average, flying from Blountville to Seattle generates about 236 kg of CO2 per passenger, and 236 kilograms equals 520 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Blountville to Seattle
See the map of the shortest flight path between Blountville Tri-Cities Regional Airport (TRI) and Seattle–Tacoma International Airport (SEA).
Airport information
| Origin | Blountville Tri-Cities Regional Airport |
|---|---|
| City: | Blountville, TN |
| Country: | United States  |
| IATA Code: | TRI |
| ICAO Code: | KTRI |
| Coordinates: | 36°28′30″N, 82°24′26″W |
| Destination | Seattle–Tacoma International Airport |
|---|---|
| City: | Seattle, WA |
| Country: | United States |
| IATA Code: | SEA |
| ICAO Code: | KSEA |
| Coordinates: | 47°26′56″N, 122°18′32″W |